Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/src/linux-headers-5.4.0-193/include/linux/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* SPDX-License-Identifier: (GPL-2.0 OR CDDL-1.0) */
/* Copyright (C) 2006-2016 Oracle Corporation */

#ifndef __VBOX_UTILS_H__
#define __VBOX_UTILS_H__

#include <linux/printk.h>
#include <linux/vbox_vmmdev_types.h>

struct vbg_dev;

/**
 * vboxguest logging functions, these log both to the backdoor and call
 * the equivalent kernel pr_foo function.
 */
__printf(1, 2) void vbg_info(const char *fmt, ...);
__printf(1, 2) void vbg_warn(const char *fmt, ...);
__printf(1, 2) void vbg_err(const char *fmt, ...);

/* Only use backdoor logging for non-dynamic debug builds */
#if defined(DEBUG) && !defined(CONFIG_DYNAMIC_DEBUG)
__printf(1, 2) void vbg_debug(const char *fmt, ...);
#else
#define vbg_debug pr_debug
#endif

int vbg_hgcm_connect(struct vbg_dev *gdev, u32 requestor,
		     struct vmmdev_hgcm_service_location *loc,
		     u32 *client_id, int *vbox_status);

int vbg_hgcm_disconnect(struct vbg_dev *gdev, u32 requestor,
			u32 client_id, int *vbox_status);

int vbg_hgcm_call(struct vbg_dev *gdev, u32 requestor, u32 client_id,
		  u32 function, u32 timeout_ms,
		  struct vmmdev_hgcm_function_parameter *parms, u32 parm_count,
		  int *vbox_status);

/**
 * Convert a VirtualBox status code to a standard Linux kernel return value.
 * Return: 0 or negative errno value.
 * @rc:			VirtualBox status code to convert.
 */
int vbg_status_code_to_errno(int rc);

/**
 * Helper for the vboxsf driver to get a reference to the guest device.
 * Return: a pointer to the gdev; or a ERR_PTR value on error.
 */
struct vbg_dev *vbg_get_gdev(void);

/**
 * Helper for the vboxsf driver to put a guest device reference.
 * @gdev:		Reference returned by vbg_get_gdev to put.
 */
void vbg_put_gdev(struct vbg_dev *gdev);

#endif